Finding the Third Proportional to 88,167.75 and 123,889

Step by Step Solution

1. Step 1: Write the proportion equation
   88,167.75 : 123,889 = 123,889 : x
2. Step 2: Convert to fraction form
   88,167.75/123,889 = 123,889/x
3. Step 3: Cross multiply
   88,167.75x = 123,889 × 123,889
4. Step 4: Simplify right side
   88,167.75x = 15,348,484,321
5. Step 5: Solve for x
   x = 15,348,484,321/88,167.75
6. Step 6: Final answer
   x = 174,082.75